60561506 has 8 divisors (see below), whose sum is σ = 90926940. Its totient is φ = 30252528.

The previous prime is 60561499. The next prime is 60561511. The reversal of 60561506 is 60516506.

It can be written as a sum of positive squares in 2 ways, for example, as 51912025 + 8649481 = 7205^2 + 2941^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11321 + ... + 15788.

Almost surely, 2^60561506 is an apocalyptic number.

60561506 is a deficient number, since it is larger than the sum of its proper divisors (30365434).

60561506 is a wasteful number, since it uses less digits than its factorization.

60561506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28228.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 60561506 is about 7782.1273441136. The cubic root of 60561506 is about 392.7042084486.

The spelling of 60561506 in words is "sixty million, five hundred sixty-one thousand, five hundred six".